{

"Boston Red Sox": "American",

"Baltimore Orioles": "American",

"New York Yankees": "American",

"Tampa Bay Rays": "American",

"Toronto Blue Jays": "American",

"Chicago White Sox": "American",

"Cleveland Indians": "American",

"Detroit Tigers": "American",

"Kansas City Royals": "American",

"Minnesota Twins": "American",

"Los Angeles Angels of Anaheim": "American",

"Oakland Athletics": "American",

"Seattle Mariners": "American",

"Texas Rangers": "American",

"Atlanta Braves": "National",

"Florida Marlins": "National",

"New York Mets": "National",

"Philadelphia Phillies": "National",

"Washington Nationals": "National",

"Chicago Cubs": "National",

"Cincinnati Reds": "National",

"Houston Astros": "National",

"Milwaukee Brewers": "National",

"Pittsburgh Pirates": "National",

"St. Louis Cardinals": "National",

"Arizona Diamondbacks": "National",

"Colorado Rockies": "National",

"Los Angeles Dodgers": "National",

"San Diego Padres": "National",

"San Francisco Giants": "National"
}